Home / 57,432.04-86,190.20-37,703.68

Finding the Fourth Proportional to 57,432.04, 86,190.20 and 37,703.68

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Solution

The fourth proportional to 57,432.04, 86,190.20 and 37,703.68 is: 56,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,432.04 : 86,190.20 = 37,703.68 : x
  2. Step 2: Convert to fraction form
    57,432.04/86,190.20 = 37,703.68/x
  3. Step 3: Cross multiply
    57,432.04x = 86,190.20 × 37,703.68
  4. Step 4: Simplify right side
    57,432.04x = 3,249,687,719.94
  5. Step 5: Solve for x
    x = 3,249,687,719.94/57,432.04
  6. Step 6: Final answer
    x = 56,583.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.